Home / 189,179,330.22-261,067,360.23-102,259,202.22

Finding the Fourth Proportional to 189,179,330.22, 261,067,360.23 and 102,259,202.22

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Solution

The fourth proportional to 189,179,330.22, 261,067,360.23 and 102,259,202.22 is: 141,117,636.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,179,330.22 : 261,067,360.23 = 102,259,202.22 : x
  2. Step 2: Convert to fraction form
    189,179,330.22/261,067,360.23 = 102,259,202.22/x
  3. Step 3: Cross multiply
    189,179,330.22x = 261,067,360.23 × 102,259,202.22
  4. Step 4: Simplify right side
    189,179,330.22x = 26,696,539,982,801,156
  5. Step 5: Solve for x
    x = 26,696,539,982,801,156/189,179,330.22
  6. Step 6: Final answer
    x = 141,117,636.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.